1999305

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{577}}^1$

素因数の和:606

約数の個数: 48

約数和(自身を含む): 4328064

約数和(自身を除く): 2328759

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 63, 77, 99, 105, 165, 231, 315, 385, 495, 577, 693, 1155, 1731, 2885, 3465, 4039, 5193, 6347, 8655, 12117, 19041, 20195, 25965, 31735, 36351, 44429, 57123, 60585, 95205, 133287, 181755, 222145, 285615, 399861, 666435, 1999305]

約数ペア:

[(1, 1999305), (3, 666435), (5, 399861), (7, 285615), (9, 222145), (11, 181755), (15, 133287), (21, 95205), (33, 60585), (35, 57123), (45, 44429), (55, 36351), (63, 31735), (77, 25965), (99, 20195), (105, 19041), (165, 12117), (231, 8655), (315, 6347), (385, 5193), (495, 4039), (577, 3465), (693, 2885), (1155, 1731)]